Elizabeth McMahan
Adult Health · Grand Blanc, MINPI 1013786128
Payments from drug & device makers
Across 99 payments — averaging $24.33 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Harmony Biosciences LLC$316
- AstraZeneca$271
- Regeneron Healthcare Solutions, Inc.$236
- Insmed, Inc.$166
- GSK$122
- Grifols USA, LLC$120
- plus $1K from 24 others
What the payments were for
- Food & beverage$2,21492%
- Education$1958%
Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.
General payments by program year
Who reported the general payments
Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.
How this compares
$2,408 in reported general payments places this provider in the 85th percentile of 527 adult health providers in Michigan.
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Albuterol Sulfate HfaAlbuterol Sulfate | 11 | $519 |
| Montelukast Sodium | 12 | $221 |
| Prednisone | 11 | $22 |
Paid to pharmacies, not to this prescriber.
Other adult health in Grand Blanc
- Jacqueline BrewerSterling Heights$138K
- Linda Morris McCoyGrand Rapids$59K
- Sarita RaoCanton$51K
- Susanne QuallichAnn Arbor$42K
- Nancy BermanSouthfield$39K
- Michelle MillerQuincy$24K
- Deniene KingAnn Arbor$14K
- Adama JohnsonEastpointe$14K
- Bridget BonelloWyandotte$13K
- Mary KaiserKalamazoo$12K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.